/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

package org.apache.skywalking.oap.server.core.storage;

import java.io.IOException;
import org.apache.skywalking.oap.server.core.register.RegisterSource;

/**
 * @author peng-yongsheng
 */
public interface IRegisterDAO extends DAO {

    /**
     * According modelName and register source, try to get the unique ID for this particular model.
     * @param modelName
     * @param registerSource
     * @return the unique id. This ID for each model should start with 2. 1 has been reserved.
     * @throws IOException
     */
    int registerId(String modelName, RegisterSource registerSource) throws IOException;

    RegisterSource get(String modelName, String id) throws IOException;

    void forceInsert(String modelName, RegisterSource source) throws IOException;

    void forceUpdate(String modelName, RegisterSource source) throws IOException;
}
